IP Library › Assignment 019926/0024
Patent Assignment
Reel/Frame 019926/0024

Assignment of Assignor's Interest

Recorded: 2007-10-05 Pages: 3
Assignors
JOHNSON, RONALD LESLIE
Executed: 2007-04-13
MCGREGOR, RONALD KEITH
Executed: 2007-04-16
Assignee
WEATHERFORD AUSTRALIA PTY LIMITED
17 TRUGANINA ROAD, MALAGA, WESTERN AUSTRALIA, 6062, AUSTRALIA
Covered Property (1)
Screening Module Retaining Member
Patent: 7,841,476 →
Application: 11/576,069 →
Publication: US 2008/0035533
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment Agreement Feb 3, 2010
From: WEATHERFORD/LAMB, INC.; WEATHERFORD AUSTRALIA PTY. LIMITED; JOHNSON SCREENS (AUSTRALIA) PTY LIMITED; JOHNSON SCREENS, INC.
To: LUDOWICI AUSTRALIA PTY LTD
Reel/Frame 023890/0191 →
Assignment of Assignor's Interest Jul 27, 2016
From: LUDOWICI AUSTRALIA PTY LTD
To: FLSMIDTH A/S
Reel/Frame 039275/0367 →